EP3841435A4 - Liquid carrier filtration - Google Patents

Liquid carrier filtration Download PDF

Info

Publication number
EP3841435A4
EP3841435A4 EP18941112.7A EP18941112A EP3841435A4 EP 3841435 A4 EP3841435 A4 EP 3841435A4 EP 18941112 A EP18941112 A EP 18941112A EP 3841435 A4 EP3841435 A4 EP 3841435A4
Authority
EP
European Patent Office
Prior art keywords
liquid carrier
carrier filtration
filtration
liquid
carrier
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP18941112.7A
Other languages
German (de)
French (fr)
Other versions
EP3841435B1 (en
EP3841435A1 (en
Inventor
Doron Schlumm
Igor CHERTOV
Sergei TRIFONOV
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Development Co LP
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hewlett Packard Development Co LP filed Critical Hewlett Packard Development Co LP
Publication of EP3841435A1 publication Critical patent/EP3841435A1/en
Publication of EP3841435A4 publication Critical patent/EP3841435A4/en
Application granted granted Critical
Publication of EP3841435B1 publication Critical patent/EP3841435B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/10—Apparatus for electrographic processes using a charge pattern for developing using a liquid developer
    • G03G15/104—Preparing, mixing, transporting or dispensing developer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/15—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/06—Filters making use of electricity or magnetism
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/06—Developers the developer being electrolytic
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Electrostatic Separation (AREA)
EP18941112.7A 2018-11-29 2018-11-29 Liquid carrier filtration Active EP3841435B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2018/063112 WO2020112119A1 (en) 2018-11-29 2018-11-29 Liquid carrier filtration

Publications (3)

Publication Number Publication Date
EP3841435A1 EP3841435A1 (en) 2021-06-30
EP3841435A4 true EP3841435A4 (en) 2022-03-30
EP3841435B1 EP3841435B1 (en) 2023-12-27

Family

ID=70854386

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18941112.7A Active EP3841435B1 (en) 2018-11-29 2018-11-29 Liquid carrier filtration

Country Status (4)

Country Link
US (1) US20210291088A1 (en)
EP (1) EP3841435B1 (en)
CN (1) CN113056709A (en)
WO (1) WO2020112119A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2440504A (en) * 1944-08-16 1948-04-27 Permanente Metals Corp Apparatus for electrophoretic separation of solids from liquids
US5143630A (en) * 1991-05-30 1992-09-01 Membrex, Inc. Rotary disc filtration device
US5942095A (en) * 1996-10-07 1999-08-24 Phoenix Precision Graphics, Inc. Method of continuous purification of liquid toner in an electrostatic printing system
WO2006068968A2 (en) * 2004-12-22 2006-06-29 M-I L.L.C. Method and apparatus for purifying an oil-based fluid
US20120079955A1 (en) * 2010-10-05 2012-04-05 Lam Quang P Printers, methods, and apparatus to filter imaging oil

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3909383A (en) * 1969-04-24 1975-09-30 Xerox Corp Cleaning process
JP3217135B2 (en) * 1992-06-18 2001-10-09 財団法人石油産業活性化センター One-pass electrostatic oil purification system
GB9410558D0 (en) * 1994-05-26 1994-07-13 The Technology Partnership Ltd Method of transferring matter from a bulk medium
JP3499096B2 (en) * 1996-08-30 2004-02-23 株式会社リコー Liquid purification apparatus and wet image forming apparatus provided with the liquid purification apparatus
JP2003260315A (en) * 2002-03-13 2003-09-16 Pfu Ltd Electric field filter for filtering carrier liquid
US8045167B2 (en) * 2009-03-05 2011-10-25 Hewlett-Packard Development Company, L.P. Determining solid concentration of an ink

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2440504A (en) * 1944-08-16 1948-04-27 Permanente Metals Corp Apparatus for electrophoretic separation of solids from liquids
US5143630A (en) * 1991-05-30 1992-09-01 Membrex, Inc. Rotary disc filtration device
US5942095A (en) * 1996-10-07 1999-08-24 Phoenix Precision Graphics, Inc. Method of continuous purification of liquid toner in an electrostatic printing system
WO2006068968A2 (en) * 2004-12-22 2006-06-29 M-I L.L.C. Method and apparatus for purifying an oil-based fluid
US20120079955A1 (en) * 2010-10-05 2012-04-05 Lam Quang P Printers, methods, and apparatus to filter imaging oil

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020112119A1 *

Also Published As

Publication number Publication date
EP3841435B1 (en) 2023-12-27
EP3841435A1 (en) 2021-06-30
WO2020112119A1 (en) 2020-06-04
CN113056709A (en) 2021-06-29
US20210291088A1 (en) 2021-09-23

Similar Documents

Publication Publication Date Title
EP3710667A4 (en) Field operations system with filter
GB201817951D0 (en) System for filtering liquid
EP3618174A4 (en) Filter
EP3353081A4 (en) Gravity-flow filter assembly
EP3717096A4 (en) Filtration system
EP3694344A4 (en) Filter element
EP3554670A4 (en) Filter media including adhesives
EP3616768A4 (en) Strainer
EP3743188A4 (en) Filtration system
EP3795228A4 (en) Filtration device
EP3585499A4 (en) Electret-containing filter media
EP3785785A4 (en) Strainer
EP3873559A4 (en) Blood filtration systems
EP3789266A4 (en) Carrier system
EP3741441A4 (en) Filtration device
EP3685898A4 (en) Filtration device
EP3689828A4 (en) Liquid purification system
EP3604622A4 (en) Plating liquid
EP3741440A4 (en) Filtration device
EP3640703A4 (en) Optical filter system
EP3639911A4 (en) Filtration method for protein-containing liquid
EP3636292A4 (en) Meniscus regeneration substrate
EP3590589A4 (en) Filter
EP3659690B8 (en) Filtration device
EP3802214A4 (en) Container carrier

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20210322

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20220228

RIC1 Information provided on ipc code assigned before grant

Ipc: G03G 15/10 20060101ALI20220222BHEP

Ipc: B01D 33/46 20060101ALI20220222BHEP

Ipc: B01D 33/15 20060101ALI20220222BHEP

Ipc: B01D 35/06 20060101ALI20220222BHEP

Ipc: G03G 9/06 20060101ALI20220222BHEP

Ipc: G03G 21/00 20060101AFI20220222BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20230721

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602018063470

Country of ref document: DE

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240328

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG9D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231227

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231227

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231227

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240328

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231227

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231227

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240327

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20231227

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1645091

Country of ref document: AT

Kind code of ref document: T

Effective date: 20231227

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231227